Undergraduate Theses
Undergraduate Theses
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Pengaruh Penambahan Trace Metal (Ni,Co) terhadap Pembuatan Biogas dari Sampah Organik dan Kotoran Sapi
(Universitas Sumatera Utara, 2017)The research on biogas production from organic waste and manure to the effect of trace metal (nickel, cobalt) has been done. The objective of this study was to discover the effect of trace metals nickel, cobalt on the ... -
Pengaruh Waktu Inkubasi Terhadap Kinerja Enzim Selulase Dari Tongkol Jagung Dengan Trichoderma reesei, Aspergillus niger dan Campuran Keduanya
(Universitas Sumatera Utara, 2017)Cellulase is a component consisting of a complex mixture of enzymes responsible for hydrolyze a cellulose. Cellulase enzymes was produced from hydrolysis of cellulose which will affect bioethanol yield during fermentation. ... -
Pengaruh Suhu Pirolisis Terhadap Produksi Bio-char dari Pirolisis Tandan Kosong Kelapa Sawit (TKKS)
(Universitas Sumatera Utara, 2016)Bio-char is solid product formed by biomass pyrolysis and it can be used as a fuel.. This studies aims to convert Empty Fruit Bunch (EFB) into bio-char through pyrolysis. As for the spesific purpose of this study is to ... -
Pembuatan Silikon Karbida (SiC) dari Pasir Silika (SiO2) dan Karbon (C) dengan Kapasitas 30.000 Ton/Tahun
(Universitas Sumatera Utara, 2012)Silikon karbida dibuat dari bahan baku utama pasir silika dan karbon. Bahan baku dicampur di dalam mixer kemudian dilebur di dalam furnace listrik dengan kondisi operasi 16000 C dan tekanan 1 atm. Silikon karbida yang ... -
Pembuatan Silikon Karbida (SiC) dari Pasir Silika (SiO2) dan Karbon (C) dengan Kapasitas 20.000/Tahun
(Universitas Sumatera Utara, 2012)Silikon karbida dibuat dari bahan baku utama pasir silika dan karbon. Bahan baku dicampur di dalam mixer kemudian dilebur di dalam furnace listrik dengan kondisi operasi 16000 C dan tekanan 1 atm. Silikon karbida yang ... -
Pengaruh Penambahan Pengisi Nanopartikel Cangkang Telur Ayam Terhadap Sifat Sifat Mekanik Komposit Resin Akrilik Pada Basis Gigi Tiruan
(Universitas Sumatera Utara, 2017)Tooth loss in Indonesia is increasing every year. Raw material manufacturing for denture base on the market mostly expensive. The potential of chicken egg shell is rarely optimized, considering the chicken egg shell ... -
Karakteristik Pengeringan Asam Gelugur (Garcinia atriviridis) Menggunakan Alat Pengering Tray Dryer dan Pengaruh Desikan
(Universitas Sumatera Utara, 2017)Asam gelugur is a commodity with a promising economic potential which grows only in some peninsula areas. North sumatera is one of the areas where this fruit grows. The drying process employed by farmers of asam gelugur ... -
Ekstraksi Kalium dari Kulit Buah Kapuk (Ceiba Petandra)
(Universitas Sumatera Utara, 2017)The purpose of this study was to determine the best combustion time and temperature ash production from kapok fruit peel ( Ceiba Petandra ) to get the most potassium .The experiment begun by drying kapok fruit peel for ... -
Pengaruh Waktu Pada Ekstraksi Oleoresin Daun Kemangi (Ocimum canum) dengan Metode Ekstraksi Sokletasi Mengunakan Pelarut Etil Asetat
(Universitas Sumatera Utara, 2017)Basil (Ocimum canum) is a plant that is commonly used in culinary as fresh vegetables. Basil contains essential oils and oleoresin is used as a flavor enhancer in food and beverage industry and as ingredients in the ... -
Pembuatan Sabun dengan Menggunakan Kulit Buah Kapuk (Ceiba petandra) Sebagai Sumber Alkali
(Universitas Sumatera Utara, 2017)The purpose of this study is to examine the effect of reaction time and temperature toward the formed of soap product. This study begins by drying the skin of cotton and burning to gain the ash of cotton fruit skin. ... -
Optimasi Sintesis Biosurfaktan Karbohidrat Ester dari Asam Palmitat dan Fruktosa Menggunakan Enzim Lipase Terimobilisasi
(Universitas Sumatera Utara, 2017)Carbohydrate ester is one of many needed nonionic surfactant groups and has the potential to be an environmentally friendly surfactant. The principal problem in the synthesis of carbohydrate ester is to obtain the ... -
Pengaruh Penambahan Pengisi Kitosan dan Plasticizer Etilen Glikol Terhadap Karakteristik Bioplastik dari Pati Biji Alpukat (Persea americana mill)
(Universitas Sumatera Utara, 2017)Bioplastics are polymers derived from renewable biomass sources, such as starch, cellulose and lignin for the plant as well as casein, proteins and lipids for the animals. The purpose of this study to determine the ... -
Optimasi Sterilisasi Buah Kelapa Sawit dengan Energi Gelombang Mikro: Faktor-Faktor yang Mempengarhi Generasi Panas
(Universitas Sumatera Utara, 2017)Optimization of palm fruit sterilization with microwave energy carried out by experimental design and laboratories scale experiments. Experiments were performed in two stages: factor screening (factorial design) and ... -
Pembuatan Biodiesel dari Limbah Minyak Jelantah dengan Katalis Heterogen K2O yang Berasal dari Limbah Kulit Kakao: Pengaruh Persen Katalis dan Waktu Reaksi
(Universitas Sumatera Utara, 2017)Biodiesel is an eco-friendly alternative fuels because derivided from vegetable oils or animal fats. Waste cooking oil is a waste oil that comes from many type of cooking oils such as corn oil, vegetable oil, sanin ... -
Pengomposan Shredded Tandan Kosong Kelapa Sawit (TKKS) Menggunakan Pupuk Organik Aktif (Poa) di Dalam Menara Composter: Pengaruh Sirkulasi Tumpukan TKKS
(Universitas Sumatera Utara, 2017)Empty Fruit Bunch Composting with activated organic (AOF) fertilizer is an alternative to utilize solid waste disposed from the palm oil mill. This research was to study the composting technique for shredded EFB and ... -
Pembuatan Asam Oksalat Dari Pelepah Kelapa Sawit (Elaeis guineensis) Menggunakan Metode Peleburan Alkali
(Universitas Sumatera Utara, 2016)Palm frond is one of the solid waste from oil palm plantations which contains lignocellulose namely cellulose, hemicellulose, and lignin. Cellulose from waste palm fronds can be further processed into useful products ... -
Pengaruh Komposisi Resin Poliester Berpengisi Serbuk Kulit Kerang Terhadap Sifat Fisik dan Mekanik Papan Partike
(Universitas Sumatera Utara, 2016)Particle board using clamshell powder were one of the panel’s product using powder shells and attached it with adhesive unsaturated polyester resin. The usage of powder shells as filler were not only the addition to ... -
Pengaruh Komposisi Bahan Pengeras (Gypsum) terhadap Sifat Fisik dan Mekanik Papan Partikel Resin Poliester Berpengisi Serbuk Kulit Keramg
(Universitas Sumatera Utara, 2016)The requirement for wood each year continues to increase while the availability of wood as a raw material continue to decline and can not suffice the needs. One effort to overcome this is to use non-wood materials such ... -
Pembuatan Biodiesel dari Minyak Dedak Padi (Rice Bran Oil) dengan Reaksi Transesterifikasi Menggunakan Katalis Heterogen Zeolit Alam yang Dimodifikasi dengan K2CO3
(Universitas Sumatera Utara, 2016)This study aimed to see the effectiveness of using the heterogeneous catalysts natural zeolite were modified by K2CO3 in the production of biodiesel from rice bran oil as raw through transesterification reaction, in order ... -
Pembuatan Biodiesel dari Minyak Dedak Padi (Rice Bran Oil) dengan Reaksi Transesterifikasi Menggunakan Katalis Heterogen Zeolit Alam yang Dimodifikasi dengan KOH
(Universitas Sumatera Utara, 2016)Biodiesel is a renewable fuel. Biodiesel is created by triglyceride, oil or fat, catalysts and alcohol, it’s called transesterification reaction. The transesterification of rice bran oil was studied using KOH/natural ...
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